SEE ALSO: Tiny-G's Dohee confirmed for horror film 'Tunnel 3D'

During the press conference for 'Tunnel 3D' held CGV Cinema in Apgujeong, Seoul on July 16, Dohee shared, "This is the first movie I filmed, and I think I concentrated more on it than I did for dramas. However, the director and those around me helped a lot. They told me the things I am lacking, and I learned a lot from it."

She also revealed that it was awkward to not use her signature satoori,�"I felt pressure now that I had to act in a Seoul accent and not satoori. Because I wasn't supposed to use satoori, I practiced how to talk in Seoul speech. I worked on it, but I'm not sure if it came out well."

'Tunnel 3D' is a 3D horror thriller film that will take viewers through the unusual occurrences that happen when a resort opens at an abandoned coal mine.�Dohee joins�Jung Yoo Mi, Yeon Woo Jin, Song Jae Rim,�Jung Si Yeon, Lee Si Won, Lee Jae Hee, and�Son Byung Ho�in the film. The movie�is set to premiere on August 13.